File an annual report for a Corporation, Not-for-Profit, or Limited Liability Company online. Incorporate a business or terminate an LLC.As a business owner or officer, your profile will automatically be linked to your business account(s) and you will have access to all tax and license services. You must use only the domestic factor information regarding sales information in the "everywhere" denominator when apportioning business income to Illinois. You'll need to register your business with the state, prepare internal corporate documents, appoint company directors, and issue stock. Schedule E (Form 1120) is an IRS tax form used to report compensation paid to corporate officers in C corporations. Learn how to set a reasonable salary for S Corporation owners. Find out how to determine a salary correctly and optimize your tax strategy. In the state of Illinois, minority shareholders or stakeholders may be protected under the Illinois Business Corporation Act (BCA) against such oppression. Learn how to set up an LLC or CCorp in Illinois with our comprehensive guide.